gdal.sieve

Remove connected raster regions smaller than a threshold.

  • Kind: standard
  • Network: no
  • Wraps: gdal_sieve

Inputs🔗

NameTypeDescription
sourcefile (GeoTIFF)Categorical or integer raster to sieve.
thresholdnumberMinimum region size in pixels. Regions smaller than this are replaced by a neighbour value.
connectednessnumberPixel connectedness, 4 (default) or 8.

Outputs🔗

NameTypeDescription
rasterfile (GeoTIFF)Sieved raster.